MADISON, Ga., April 7, 2014 /PRNewswire/ -- To mark the beginning of the 2014 baseball season and to kickoff the spring growing season, Pennington Seed, Inc., today announced it has finalized an agreement to become the official lawn care company of the New York Yankees. As part of the multi-year partnership, Pennington will develop and provide a portfolio of grass seed products to support the unique aesthetic, functional and maintenance needs of the iconic field at Yankee Stadium.